Final answer:
The members of the math club are aged 9, 10, 11, 12, and 13.
Step-by-step explanation:
Based on the dot plot, the members of the math club are aged 9, 10, 11, 12, and 13. There is one member who is 9 years old, two members who are 10 years old, one member who is 11 years old, one member who is 12 years old, and one member who is 13 years old.